I'd bet that the "sue happy" climate in Texas is way different than in California, or even here in Minnesota, the land of 10,000 lakes and 10,000,000,000 lawyers.
Scroll up and look at Terminator's avatar. I'm pretty sure he has a lifesize cardboard display just like that in his store, with a cartoon balloon pointing to his mouth saying "We don't need no stinkin' waivers!"
Bet they have relatively few lawsuits.